Backport of issue #1021

src/Model/Entity/Panel.php

@@ -36,7 +36,7 @@ class Panel extends Entity
     protected $_hidden = ['content'];
 
     /**
-     * Read the stream contents.
+     * Read the stream contents or inflate deflated data.
      *
      * Over certain sizes PDO will return file handles.
      * For backwards compatibility and consistency we smooth over that difference here.
@@ -47,7 +47,34 @@ class Panel extends Entity
     protected function _getContent($content)
     {
         if (is_resource($content)) {
-            return stream_get_contents($content);
+            $content = (string)stream_get_contents($content);
+        }
+
+        if (is_string($content) && function_exists('gzinflate')) {
+            // phpcs:disable
+            $contentInflated = @gzinflate($content);
+            // phpcs:enable
+            if ($contentInflated !== false) {
+                return $contentInflated;
+            }
+        }
+
+        return $content;
+    }
+
+    /**
+     * Deflate the string data before saving it into database
+     *
+     * @param mixed $content Content
+     * @return mixed
+     */
+    protected function _setContent($content)
+    {
+        if (is_string($content) && function_exists('gzdeflate')) {
+            $contentDeflated = gzdeflate($content, 9);
+            if ($contentDeflated !== false) {
+                $content = $contentDeflated;
+            }
         }
 
         return $content;

src/Model/Table/RequestsTable.php

@@ -12,6 +12,7 @@
  * @link          https://cakephp.org CakePHP(tm) Project
  * @license       https://www.opensource.org/licenses/mit-license.php MIT License
  */
+
 namespace DebugKit\Model\Table;
 
 use Cake\Core\Configure;
@@ -86,7 +87,17 @@ public function findRecent(Query $query, array $options)
      */
     protected function shouldGc()
     {
-        return rand(1, 100) === 100;
+        return rand(1, 10) === 10;
+    }
+
+    /**
+     * Check if garbage collection vacuum should be run
+     *
+     * @return bool
+     */
+    protected function shouldGcVacuum(): bool
+    {
+        return rand(1, 10) === 10;
     }
 
     /**
@@ -131,7 +142,28 @@ public function gc()
 
             $conn = $this->getConnection();
             if ($conn->getDriver() instanceof Sqlite) {
-                $conn->execute('VACUUM;');
+                $conn->execute('
+                    PRAGMA auto_vacuum = FULL;
+                    PRAGMA journal_mode = OFF;
+                    PRAGMA synchronous = OFF;
+                    PRAGMA foreign_keys = OFF;
+                    PRAGMA temp_store = MEMORY;
+                    PRAGMA automatic_index = OFF;
+                ');
+
+                if (!$this->shouldGcVacuum()) {
+                    return;
+                }
+
+                try {
+                    $conn->execute('VACUUM;');
+                } catch (PDOException $e) {
+                    Log::warning(
+                        'Unable to run VACUUM on debug kit SQLite database. ' .
+                            'Please manually remove the database file'
+                    );
+                    Log::warning((string)$e);
+                }
             }
         } catch (PDOException $e) {
             Log::warning('Unable to garbage collect requests table. This is probably due to concurrent requests.');